We are running Senmail 8.10 on Linux. When we try to send mail to a particular domain, we get a return message saying:
----- The following addresses had transient non-fatal errors -----
<rwjones@tren.com>
----- Transcript of session follows -----
... while talking to mail.tren.com.:
>>> MAIL From:<jmeadows@bbcnet.edu> SIZE=232
<<< 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
<rwjones@tren.com>... Deferred: 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old
Reporting-MTA: dns; hawking.bbcnet.edu
Arrival-Date: Thu, 17 Oct 2002 15:14:40 -0500
Final-Recipient: RFC822; rwjones@tren.com
Action: delayed
Status: 4.1.8
Diagnostic-Code: SMTP; 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
Last-Attempt-Date: Thu, 17 Oct 2002 19:31:18 -0500
Will-Retry-Until: Tue, 22 Oct 2002 15:14:40 -0500
Is this a problem on our end or theirs? All other domains (that we know of) are working.
Jacob Meadows
Network Technician, Baptist Bible College
----- The following addresses had transient non-fatal errors -----
<rwjones@tren.com>
----- Transcript of session follows -----
... while talking to mail.tren.com.:
>>> MAIL From:<jmeadows@bbcnet.edu> SIZE=232
<<< 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
<rwjones@tren.com>... Deferred: 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old
Reporting-MTA: dns; hawking.bbcnet.edu
Arrival-Date: Thu, 17 Oct 2002 15:14:40 -0500
Final-Recipient: RFC822; rwjones@tren.com
Action: delayed
Status: 4.1.8
Diagnostic-Code: SMTP; 451 4.1.8 Domain of sender address jmeadows@bbcnet.edu does not resolve
Last-Attempt-Date: Thu, 17 Oct 2002 19:31:18 -0500
Will-Retry-Until: Tue, 22 Oct 2002 15:14:40 -0500
Is this a problem on our end or theirs? All other domains (that we know of) are working.
Jacob Meadows
Network Technician, Baptist Bible College